Neutrophils. A type of immune cell that is one of the first cell types to travel to the site of an infection. Neutrophils help fight infection by ingesting microorganisms and releasing enzymes that kill the microorganisms. A neutrophil is a type of white blood cell, a type of granulocyte, and a type of phagocyte.
If you exclude the spouse with the DUI from your policy your insurance would not cover that person if they were involved in an incident in your car. If you are concerned about liability for his driving habits, a better way would be to obtain legal advice as to car ownership with him and to act on that.
The DUI will remain on your recond until a court removes it from the record or expunges it from the record. Normally it impacts your insurance for 4 years, but it is what is called any inhanceable offense ( they can increase your sentence if you get a second with in a certain period of time which is set by each state.